TRISO Chemical Plant Process Engineer

valaratomics

Orangeville, Utah, United States; Torrance, California, United States · Orangeville · United States

Posted Jul 16, 2026

Full-time
On-site
Fuels & Materials

Apply on company site

Job description

About Valar Atomics

At Valar Atomics, we're redefining what's possible in energy. Our mission is to make clean, high-temperature nuclear power scalable—unlocking abundant energy for industry, hydrogen, and next-generation manufacturing. We are a team of builders, engineers, and operators who believe nuclear energy should be fast to deploy, factory-made, and built for the real world. Our first pilot plant in Orangeville, Utah will demonstrate how advanced nuclear systems and fuel fabrication can power the future. Joining Valar Atomics means becoming part of a company where autonomy, ownership, and impact exist at every level.

The Team

As part of the Engineering organization, Fuels & Materials develops and qualifies the advanced materials and fuel technologies that form the foundation of Valar's reactor systems. The team ensures performance, reliability, and long-term durability under demanding operating conditions.

The Role

We’re seeking highly skilled and motivated Process Engineers to join our TRISO manufacturing pilot line. In this role, you’ll be responsible for state-of-the-art chemical processing equipment; taking radical ownership of the system performance and operations. You’ll work closely with cross-functional teams to install, troubleshoot, and optimize pilot scale uranium processing equipment. This job is full-time based in Orangeville, Utah or Torrance, California with ravel between the two locations up to 50% of the time.

Key Responsibilities

System Ownership: Take ownership of one of several major subsystems, ensuring alignment between performance targets, manufacturability, and cost.
Procedure Writing: Write and optimize procedures for operation and repairs of chemical processing equipment.
Engineering Analysis: Perform structural, thermal, chemical, and fluid analyses to validate system performance and reliability.
Development Execution: Develop detailed understanding and modeling of equipment operations and optimize output to meet stringent specifications.
Yield Improvement: Improve yields and throughput time.
Cross-Functional Collaboration: Partner with other functions of the processing lines, engineering, and management.
Supplier & Manufacturing Interface: Work closely with vendors to manage cost, timelines, manufacturing process selection, and quality control.
Design Process Development: Contribute to the best internal practices for safety, documentation, and personnel management.

You Will Be Successful in This Role If You

Demonstrate ability and eagerness to learn and become subject matter expert on assigned equipment.
Achieve operational completeness of mechanical installation and documentation.
Collaborate effectively with technicians and other engineers.
Adapt to changing priorities and environments without losing sight of all tasks.
Exhibit extreme ownership, curiosity, and attention to details

Basic Qualifications

Bachelor’s degree in engineering or related field
Proven track record of engineering excellence
Strong knowledge of materials, manufacturing processes, and mechanical systems for wet chemistry and/ or high temperature processing.
Strong analytical mindset with the ability to lead root cause investigations
Experience in production environment
Experience overseeing and mentoring a team
Excellent communication, technical documentation, and leadership skills
Willingness to relocate to Emery County, Utah or Los Angeles, California

Preferred Skills and Experience

Experience in high-performance or safety-critical production environments
Deep understanding of quality and reliability engineering
Hands-on laboratory and production experience
Ceramic processing, SolGel casting, high temperature production
Chemical processing plants, wastewater treatment

What We Offer

Competitive base salary
Equity ownership in a rapidly growing advanced energy company
Comprehensive medical benefits
Unlimited PTO
Free daily lunch and dinner provided onsite
Generous PPE stipend
High-impact startup environment with significant ownership and autonomy
Opportunities for rapid career growth and internal advancement
Direct collaboration with experienced operators, engineers, and industry leaders
The opportunity to help build and scale transformative energy technology from the ground up

Equal Employment Opportunity Statement

Valar Atomics is an equal opportunity employer. We consider all qualified applicants without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, age, disability, veteran status, or any other protected status under applicable law.

We are committed to providing a workplace free of discrimination and harassment and will provide reasonable accommodation as required by law.

Applicants must be legally authorized to work in the United States as a U.S. citizen or lawful permanent resident (green card holder).

Salary

$90,000—$220,000 USD